2623157545 has 16 divisors (see below), whose sum is σ = 3378618000. Its totient is φ = 1948022784.

The previous prime is 2623157539. The next prime is 2623157549. The reversal of 2623157545 is 5457513262.

It can be written as a sum of positive squares in 8 ways, for example, as 355397904 + 2267759641 = 18852^2 + 47621^2 .

It is a cyclic number.

It is not a de Polignac number, because 2623157545 - 2¹⁷ = 2623026473 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2623157498 and 2623157507.

It is not an unprimeable number, because it can be changed into a prime (2623157549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205170 + ... + 217579.

It is an arithmetic number, because the mean of its divisors is an integer number (211163625).

Almost surely, 2^2623157545 is an apocalyptic number.

It is an amenable number.

2623157545 is a deficient number, since it is larger than the sum of its proper divisors (755460455).

2623157545 is a wasteful number, since it uses less digits than its factorization.

2623157545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422844.

The product of its digits is 252000, while the sum is 40.

The square root of 2623157545 is about 51216.7701539252. The cubic root of 2623157545 is about 1379.1392701979.

The spelling of 2623157545 in words is "two billion, six hundred twenty-three million, one hundred fifty-seven thousand, five hundred forty-five".